A beautiful mint piece.
A rare item in the trade, especially in such exquisite condition.
Obverse: in the pearl rim 大/寶/國/德, in the outer rim the legend 島青 角壹 元壹洋大當枚十每;
Reverse: eagle of the Empire on an anchor, 10 Cent denomination marking on the sides, legend in the rim:
DEUTSCH-KIAUTSCHOU GEBIET 1909;